From e104596061b219e9bce6d4db49a9d15242f8d2e5 Mon Sep 17 00:00:00 2001 From: Jeff Brown Date: Tue, 4 Sep 2012 21:38:42 -0700 Subject: Implement remote display service stubs. Change-Id: I582ed000026bba6d116db8304e15a3c52f8a9a01 --- media/libmedia/Android.mk | 2 + media/libmedia/IMediaPlayerService.cpp | 26 +++++++- media/libmedia/IRemoteDisplay.cpp | 63 ++++++++++++++++++++ media/libmedia/IRemoteDisplayClient.cpp | 102 ++++++++++++++++++++++++++++++++ 4 files changed, 192 insertions(+), 1 deletion(-) create mode 100644 media/libmedia/IRemoteDisplay.cpp create mode 100644 media/libmedia/IRemoteDisplayClient.cpp (limited to 'media/libmedia') diff --git a/media/libmedia/Android.mk b/media/libmedia/Android.mk index bcce063d..76308e86 100644 --- a/media/libmedia/Android.mk +++ b/media/libmedia/Android.mk @@ -27,6 +27,8 @@ LOCAL_SRC_FILES:= \ IMediaRecorderClient.cpp \ IMediaPlayer.cpp \ IMediaRecorder.cpp \ + IRemoteDisplay.cpp \ + IRemoteDisplayClient.cpp \ IStreamSource.cpp \ Metadata.cpp \ mediarecorder.cpp \ diff --git a/media/libmedia/IMediaPlayerService.cpp b/media/libmedia/IMediaPlayerService.cpp index d3e2e198..c2ec4390 100644 --- a/media/libmedia/IMediaPlayerService.cpp +++ b/media/libmedia/IMediaPlayerService.cpp @@ -24,9 +24,12 @@ #include #include #include +#include +#include #include #include // for status_t +#include namespace android { @@ -40,7 +43,8 @@ enum { MAKE_CRYPTO, ENABLE_REMOTE_DISPLAY, ADD_BATTERY_DATA, - PULL_BATTERY_DATA + PULL_BATTERY_DATA, + LISTEN_FOR_REMOTE_DISPLAY, }; class BpMediaPlayerService: public BpInterface @@ -148,6 +152,17 @@ public: data.writeInterfaceToken(IMediaPlayerService::getInterfaceDescriptor()); return remote()->transact(PULL_BATTERY_DATA, data, reply); } + + virtual sp listenForRemoteDisplay(const sp& client, + const String8& iface) + { + Parcel data, reply; + data.writeInterfaceToken(IMediaPlayerService::getInterfaceDescriptor()); + data.writeStrongBinder(client->asBinder()); + data.writeString8(iface); + remote()->transact(LISTEN_FOR_REMOTE_DISPLAY, data, &reply); + return interface_cast(reply.readStrongBinder()); + } }; IMPLEMENT_META_INTERFACE(MediaPlayerService, "android.media.IMediaPlayerService"); @@ -242,6 +257,15 @@ status_t BnMediaPlayerService::onTransact( pullBatteryData(reply); return NO_ERROR; } break; + case LISTEN_FOR_REMOTE_DISPLAY: { + CHECK_INTERFACE(IMediaPlayerService, data, reply); + sp client( + interface_cast(data.readStrongBinder())); + String8 iface(data.readString8()); + sp display(listenForRemoteDisplay(client, iface)); + reply->writeStrongBinder(display->asBinder()); + return NO_ERROR; + } break; default: return BBinder::onTransact(code, data, reply, flags); } diff --git a/media/libmedia/IRemoteDisplay.cpp b/media/libmedia/IRemoteDisplay.cpp new file mode 100644 index 00000000..5d6ab34e --- /dev/null +++ b/media/libmedia/IRemoteDisplay.cpp @@ -0,0 +1,63 @@ +/* + * Copyright (C) 2012 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include +#include + +#include + +namespace android { + +enum { + DISCONNECT = IBinder::FIRST_CALL_TRANSACTION, +}; + +class BpRemoteDisplay: public BpInterface +{ +public: + BpRemoteDisplay(const sp& impl) + : BpInterface(impl) + { + } + + status_t disconnect() + { + Parcel data, reply; + data.writeInterfaceToken(IRemoteDisplay::getInterfaceDescriptor()); + remote()->transact(DISCONNECT, data, &reply); + return reply.readInt32(); + } +}; + +IMPLEMENT_META_INTERFACE(RemoteDisplay, "android.media.IRemoteDisplay"); + +// ---------------------------------------------------------------------- + +status_t BnRemoteDisplay::onTransact( + uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) +{ + switch (code) { + case DISCONNECT: { + CHECK_INTERFACE(IRemoteDisplay, data, reply); + reply->writeInt32(disconnect()); + return NO_ERROR; + } + default: + return BBinder::onTransact(code, data, reply, flags); + } +} + +}; // namespace android diff --git a/media/libmedia/IRemoteDisplayClient.cpp b/media/libmedia/IRemoteDisplayClient.cpp new file mode 100644 index 00000000..4a1b570f --- /dev/null +++ b/media/libmedia/IRemoteDisplayClient.cpp @@ -0,0 +1,102 @@ +/* + * Copyright (C) 2012 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include +#include + +#include +#include +#include + +namespace android { + +enum { + ON_DISPLAY_CONNECTED = IBinder::FIRST_CALL_TRANSACTION, + ON_DISPLAY_DISCONNECTED, + ON_DISPLAY_ERROR, +}; + +class BpRemoteDisplayClient: public BpInterface +{ +public: + BpRemoteDisplayClient(const sp& impl) + : BpInterface(impl) + { + } + + void onDisplayConnected(const sp& surfaceTexture, + uint32_t width, uint32_t height, uint32_t flags) + { + Parcel data, reply; + data.writeInterfaceToken(IRemoteDisplayClient::getInterfaceDescriptor()); + data.writeStrongBinder(surfaceTexture->asBinder()); + data.writeInt32(width); + data.writeInt32(height); + data.writeInt32(flags); + remote()->transact(ON_DISPLAY_CONNECTED, data, &reply, IBinder::FLAG_ONEWAY); + } + + void onDisplayDisconnected() + { + Parcel data, reply; + data.writeInterfaceToken(IRemoteDisplayClient::getInterfaceDescriptor()); + remote()->transact(ON_DISPLAY_DISCONNECTED, data, &reply, IBinder::FLAG_ONEWAY); + } + + void onDisplayError(int32_t error) + { + Parcel data, reply; + data.writeInterfaceToken(IRemoteDisplayClient::getInterfaceDescriptor()); + data.writeInt32(error); + remote()->transact(ON_DISPLAY_ERROR, data, &reply, IBinder::FLAG_ONEWAY); + } +}; + +IMPLEMENT_META_INTERFACE(RemoteDisplayClient, "android.media.IRemoteDisplayClient"); + +// ---------------------------------------------------------------------- + +status_t BnRemoteDisplayClient::onTransact( + uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) +{ + switch (code) { + case ON_DISPLAY_CONNECTED: { + CHECK_INTERFACE(IRemoteDisplayClient, data, reply); + sp surfaceTexture( + interface_cast(data.readStrongBinder())); + uint32_t width = data.readInt32(); + uint32_t height = data.readInt32(); + uint32_t flags = data.readInt32(); + onDisplayConnected(surfaceTexture, width, height, flags); + return NO_ERROR; + } + case ON_DISPLAY_DISCONNECTED: { + CHECK_INTERFACE(IRemoteDisplayClient, data, reply); + onDisplayDisconnected(); + return NO_ERROR; + } + case ON_DISPLAY_ERROR: { + CHECK_INTERFACE(IRemoteDisplayClient, data, reply); + int32_t error = data.readInt32(); + onDisplayError(error); + return NO_ERROR; + } + default: + return BBinder::onTransact(code, data, reply, flags); + } +} + +}; // namespace android -- cgit v1.2.3